regurgitate

[1]	vomit , disgorge , return one's dinner , spew up , (of birds of prey) cast , retch , gag , (Colloq) throw up , upchuck , (Slang) puke , (US) spiff one's biscuits , barf
[2]	reproduce
[3]	vomit , vomit up , purge , cast , sick , cat , be sick , disgorge , regorge , retch , puke , barf , spew , spue , chuck , upchuck , honk , throw up